Trailer Wire Harness Side Test Unit H6818
Sale price
$39.90
Regular price $451.15
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Specifically designed so that one person can make sure a trailer has been wired properly and all functions are working. Plug the Tow Doctor(TM) into the trailer connector and the power cord into a battery source and cycle through the trailer lighting functions. Includes 7 Blade, 6 Round and 4 Flat test connectors and durable carrying case. Tow Doctor™ Trailer Wire Harness Test Unit
Trailer Wire Harness Side Test Unit H6818
Sale price
$39.90
Regular price $451.15
Shipping calculated at checkout.